1. Made of silicone material, waterproof, anti-sweating, no smell. 2. Comfortable to wear, thickening design, wear resistance. 3. Two-color combination design, 10 kinds of color matching, suitable for a variety of scenes. 4. It adopts the design of quick disassembly hand to facilitate disassembly and installation. 5. Note: The product only has a strap, not the main body
